— Mum, I don't quite understand the Chinese saying.
— Dear, don't worry. _______ the years go by, you will get to know it.
A:As
B:While
C:Since
D:Until
在卫生间里洗过热水澡后,室内的玻璃镜面变得模糊不清,过了一段时间,镜面又变得清晰起来。镜面上发生的这两种现象的物态变化是 ()
如图,将△ABC放在每个小正方形的边长为1的网格中,点A,B,C均在格点上,则tanA的值是( )
S省区2009年产业产值结构图
Zhou Yang ________ to her hometown with her parents five years ago.